MainFrame Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

IBM MainFrame (5234)
IBM AS400 (1355)
IBM PL/1 (31)

MainFrame Interview Questions

Questions Answers Views Company eMail

What is redefines clause in COBOL?

B-Ways TecnoSoft,

1352

Explain the use of DCT ?

1124

What does EIB mean in CICS?

1236

What is CICS ?

1053

Give the definition of COMMAREA ?

1115

What is meant by PPT and what are its uses?

1159

What is meant by a ‘Transid’ ?

1106

Mention one alternative aspect of CICS?

1131

Can QSAM files be accessed from CICS?

1191

Differentiate between PCT and FCT.

1237

What is the procedure to solve an ASRA ABEND?

1088

In the EIB block of CICS, highlight the names of few of the important fields?

1100

In a CICS program, how will you read a VSAM file?

1189

What is meant by MDT? Furthermore, comment on FRSET and FSET ?

1220

How ENQ and DEQ used in CICS?

1482

Un-Answered Questions { MainFrame }

In a KSDS file, key is missing for one record. How to insert the key for that particular record from back up file. Is there any sorting needed for the back up file before the key insertion?

1516

is oorexx compatible with ibm object rexx?

1065

What is comp?

1221

How gdg are concatenated?

1173

What is Comp-2?

1202

What is the motivation behind coding class parameter in job statement?

1236

What is a storage group (stogroup)?

1292

What is the connection string to connect to the DB2 Database ?

1178

what EXEC statement is and what is the syntax of EXEC statement used in JCL?

1224

Explain the difference between using the read command with into option and set option?

1081

What is a Foreign Key?

1145

Explain the function of the dd dcb keyword?

1331

What are the common cics service programs and explain their usage?

1074

What do you understand by psb and acb?

1183

How do I change the column size in db2?

1212

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